Hardware Spec Index

Teralux FN-7840 SE 140mm PWM Case Fan

Case Fans · Teralux · SKU FN7840-SE · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index342 (Case Fans scale)
Category rank#5,910
Street price$9
Power3 W
Performance per dollar38.00
Released2020

Specifications

BrandTeralux
ModelTeralux FN-7840 SE
Size140 × 140 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-7840 SE 140mm PWM Case Fan”, https://vextor7.com/item/8611271 (accessed 2026-10-20).